yyyy RcEff RS RH service data 1950 3.7710 3.105 4.454 1.3490 3.7700 1951 3.7940 3.141 4.450 1.3090 3.7930 1952 3.7460 3.113 4.446 1.3330 3.7450 1953 3.8300 3.080 4.443 1.3630 3.8290 1954 3.8690 3.272 4.438 1.1660 3.8680 1955 3.8860 3.170 4.435 1.2650 3.8850 1956 3.8640 3.174 4.430 1.2560 3.8630 1957 3.8690 3.166 4.427 1.2610 3.8680 1958 3.7680 3.240 4.423 1.1830 3.7670 1959 3.7460 3.135 4.421 1.2860 3.7450 1960 3.8030 3.187 4.414 1.2270 3.8020 1961 3.7620 3.175 4.407 1.2320 3.7610 1962 3.7630 3.173 4.400 1.2270 3.7620 1963 3.7220 3.214 4.392 1.1780 3.7210 1964 3.7340 2.859 4.385 1.5260 3.7330 1965 3.7690 3.068 4.379 1.3110 3.7680 1966 3.7480 3.091 4.372 1.2810 3.7470 1967 3.7710 3.147 4.368 1.2210 3.7700 1968 3.7190 3.062 4.359 1.2970 3.7180 1969 3.7160 3.147 4.355 1.2080 3.7150 1970 3.7770 2.862 4.346 1.4840 3.7760 1971 3.7360 3.042 4.339 1.2970 3.7350 1972 3.7440 3.152 4.332 1.1800 3.7430 1973 3.7040 3.062 4.326 1.2640 3.7030 1974 3.7510 3.002 4.318 1.3160 3.7500 1975 3.7200 3.083 4.310 1.2270 3.7190 1976 3.7130 3.025 4.302 1.2770 3.7120 1977 3.8580 3.072 4.294 1.2220 3.8570 1978 3.9670 3.029 4.285 1.2560 3.9660 1979 3.9450 3.003 4.277 1.2740 3.9440 1980 3.9520 3.016 4.270 1.2540 3.9510 1981 3.9510 3.033 4.266 1.2330 3.9500 1982 3.9550 3.030 4.262 1.2320 3.9540 1983 3.9420 3.151 4.257 1.1060 3.9410 1984 3.9470 3.070 4.253 1.1830 3.9460 1985 3.9440 3.070 4.251 1.1810 3.9430 1986 3.9500 3.015 4.251 1.2360 3.9490 1987 3.9380 3.005 4.251 1.2460 3.9370 1988 3.9370 3.014 4.252 1.2380 3.9360 1989 3.9430 3.042 4.252 1.2100 3.9420 1990 3.9560 3.049 4.250 1.2010 3.9550 1991 3.8560 3.029 4.240 1.2110 3.8550 1992 3.7750 3.056 4.256 1.2000 3.7740 1993 3.6880 2.979 4.256 1.2770 3.6870 1994 3.7290 3.033 4.261 1.2280 3.7280 1995 3.6470 2.858 4.263 1.4050 3.6460 1996 3.7120 2.970 4.267 1.2970 3.7110 1997 3.6930 2.847 4.268 1.4210 3.6920 1998 3.6450 3.023 4.274 1.2510 3.6440 1999 3.7320 3.026 4.277 1.2510 3.7310 2000 3.7230 3.052 4.249 1.1970 3.7220 2001 3.6690 2.711 4.276 1.5650 3.6680 2002 3.6990 3.037 4.276 1.2390 3.6980 2003 3.7040 3.052 4.291 1.2390 3.7030 2004 3.6860 3.191 4.283 1.0920 3.6850 2005 3.6680 3.094 4.293 1.1990 3.6670 2006 3.6680 3.086 4.287 1.2010 3.6670 2007 3.7370 2.983 4.259 1.2760 3.7360 2008 3.7480 2.930 4.299 1.3690 3.7470 2009 3.7420 3.016 4.306 1.2900 3.7410 2010 3.6490 2.986 4.299 1.3130 3.6480 2011 3.6990 2.711 4.302 1.5910 3.6980 2012 3.6750 2.997 4.315 1.3180 3.6740 2013 3.7360 3.038 4.280 1.2420 3.7350 2014 3.7460 3.148 4.284 1.1360 3.7450 2015 3.6960 3.153 4.316 1.1630 3.6950 2016 3.7210 3.055 4.325 1.2700 3.7200 2017 3.7030 3.158 4.291 1.1330 3.7020 2018 3.6730 3.022 4.321 1.2990 3.6720 2019 3.7030 3.041 4.294 1.2530 3.7020 2020 3.7230 3.196 4.332 1.1360 3.7220 2021 3.7120 3.048 4.328 1.2800 3.7110 2022 3.6860 3.044 4.330 1.2860 3.6850 2023 3.6850 3.202 4.302 1.1000 3.6840 2024 3.7070 3.165 4.330 1.1650 3.7060 2025 3.7320 3.060 4.332 1.2720 3.7310 2026 3.7370 2.962 4.308 1.3460 3.7360 2027 3.8330 3.018 4.309 1.2910 3.8320 2028 3.8540 3.135 4.341 1.2060 3.8530 2029 3.8980 3.136 4.313 1.1770 3.8970 2030 3.9360 3.030 4.317 1.2870 3.9350 2031 3.9630 3.205 4.351 1.1460 3.9620 2032 3.9500 3.065 4.318 1.2530 3.9490 2033 3.8980 3.088 4.353 1.2650 3.8970 2034 3.8580 3.207 4.348 1.1410 3.8570 2035 3.8370 3.136 4.348 1.2120 3.8360 2036 3.8070 2.998 4.325 1.3270 3.8060 2037 3.7740 3.051 4.329 1.2780 3.7730 2038 3.8180 3.019 4.353 1.3340 3.8170 2039 3.7570 3.021 4.330 1.3090 3.7560 2040 3.6900 3.147 4.332 1.1850 3.6890 2041 3.7160 3.080 4.359 1.2790 3.7150 2042 3.7180 3.249 4.335 1.0860 3.7170 2043 3.7470 3.100 4.337 1.2370 3.7460 2044 3.8400 3.145 4.338 1.1930 3.8390 2045 3.9040 2.930 4.341 1.4110 3.9030 2046 3.9480 3.129 4.342 1.2130 3.9470 2047 3.8950 3.063 4.343 1.2800 3.8940 2048 3.9370 3.069 4.345 1.2760 3.9360 2049 3.9970 3.180 4.346 1.1660 3.9960 2050 4.0090 3.144 4.349 1.2050 4.0080